Finding the Fourth Proportional to 1,754,174.19, 2,420,762.72 and 949,358.19
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Solution
The fourth proportional to 1,754,174.19, 2,420,762.72 and 949,358.19 is: 1,310,115.56
Step by Step Solution
- Step 1: Write the proportion equation
1,754,174.19 : 2,420,762.72 = 949,358.19 : x - Step 2: Convert to fraction form
1,754,174.19/2,420,762.72 = 949,358.19/x - Step 3: Cross multiply
1,754,174.19x = 2,420,762.72 × 949,358.19 - Step 4: Simplify right side
1,754,174.19x = 2,298,170,909,531.89 - Step 5: Solve for x
x = 2,298,170,909,531.89/1,754,174.19 - Step 6: Final answer
x = 1,310,115.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.